<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<title>HTTP响应</title>
</head>
<body>
<form action="ABCServlet" method="post">
<h1>HTTP响应</h1>
<input type="submit" value="123">
</form>
<form action="BCDServlet" method="post">
<h1>HTTP响应</h1>
<input type="submit" value="456">
</form>
<form action="CDFServlet" method="post">
<h1>HTTP响应</h1>
<input type="submit" value="789">
</form>
</body>
</html>